unsigned short bswap16(void); unsigned short bswap16(void) { return __builtin_bswap16(0x1234); } unsigned int bswap32(void); unsigned int bswap32(void) { return __builtin_bswap32(0x12345678); } unsigned long long bswap64(void); unsigned long long bswap64(void) { return __builtin_bswap64(0x123456789abcdef0ULL); } unsigned int half_constant(void); unsigned int half_constant(void) { int v = 0x12345678; return __builtin_bswap32(v); } /* * check-name: builtin-bswap-constant * check-command: test-linearize $file * * check-output-ignore * check-output-excludes: __builtin_bswap * check-output-contains:ret.16 *.0x3412 * check-output-contains:ret.32 *.0x78563412 * check-output-contains:ret.64 *.0xf0debc9a78563412 */